AISI CQ-7Enquiry|Print this page
Category | Type | Steel grade | Standard | Country |
---|---|---|---|---|
Grades | Special Alloy | CQ-7 | AISI | USA |
Chemical composition%of the ladle analysis of gradeCQ-7
C(%) | W(%) | Co(%) |
---|---|---|
5.57 | 85.43 | 9.0 |
Density / (g/cm ^ 3) : 14.55
Hardness HRC: 89.5
σ bb/MPa: 1760 ~ 2460
Grain size/μ m: 2 ~ 4
Use for example: used for little or no impact of the impact of wear parts
Proof strength Rp0.2(MPa) | Tensile strength Rm(MPa) | Impact energy KV(J) | Elongation at fracture A(%) | Reduction in cross section on fracture Z(%) | As-Heat-Treated Condition | Brinell hardness(HBW) |
---|---|---|---|---|---|---|
973(≥) | 861(≥) | 43 | 21 | 41 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 324 |
Property | Density kg/dm3 | Temperature T °C/F | Specific heat J/kgK | Thermal conductivity W/mK | Electric resistance µΩ·cm | Modulus of elasticity kN/mm2 | Expansion rate |
---|---|---|---|---|---|---|---|
582(≥) | 473(≥) | 43 | 43 | 14 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 131 | |
Temp. °C/°F | Creep strain limit (10000h) (Rp1,0)N/mm2 | Creep rupture strength (10000h) (Rp1,0)N/mm2 | |||||
275 | 456 | 623 |
Product type | Products | Dimension | Processes | Deliver Status |
---|---|---|---|---|
Plates/Sheets | Plates/Sheets | 0.08-200mm(T)*W*L | Forging,hot rolling and cold rolling | Annealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting |
Steel Bar | Round Bar,Flat Bar,Square Bar | Φ8-1200mm*L | Forging,hot rolling and cold rolling,Cast | Black,Rough Turning,Shot Blasting, |
Coil/Strip | Steel Coil/Steel Strip | 0.03-16.0x1200mm | Cold-Rolled&Hot-Rolled | Annealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting |
Pipes/Tubes | Seamless Pipes/Tubes,Welded Pipes/Tubes | OD:6-219mm x WT:0.5-20.0mm | Hot extrusion,Cold Drawn,Welded | Annealed,Solution and Aging,Q+T,ACID-WASHED |